Quote:
Originally Posted by Bigfatfurrytexan
I also wonder if EM must be present for gravity? In other words, if Planet X wasn't a bunch of crap (or Nibiru), could it languish in relative obscurity until it became close enough to our Sun for it to gain enough gravity to effect other system bodies?
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Oh YOU WOULD toss something like that into the mix
Now we will HAVE to do the gravity thread